Home / 39,235.20-58,766.40-34,857.60

Finding the Fourth Proportional to 39,235.20, 58,766.40 and 34,857.60

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Solution

The fourth proportional to 39,235.20, 58,766.40 and 34,857.60 is: 52,209.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,235.20 : 58,766.40 = 34,857.60 : x
  2. Step 2: Convert to fraction form
    39,235.20/58,766.40 = 34,857.60/x
  3. Step 3: Cross multiply
    39,235.20x = 58,766.40 × 34,857.60
  4. Step 4: Simplify right side
    39,235.20x = 2,048,455,664.64
  5. Step 5: Solve for x
    x = 2,048,455,664.64/39,235.20
  6. Step 6: Final answer
    x = 52,209.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.